Unidentified Aerial Phenomena: Insights from the 2021 Preliminary Assessment and the Transition to Data-Driven Oversight

To the point

An official review of 144 UAP reports from 2004–2021 found some cases corroborated by multiple sensors and unusual movements but no evidence of extraterrestrial origins, organized explanations into five mundane categories, and emphasized data limitations and stigma that limit conclusions, while tracing the history from early investigations to modern standardized reporting with the UAP Task Force and later AARO, and concluding that most sightings are mundane (often drones, balloons, or sensor artifacts) with no verified non-human technology, despite ongoing congressional scrutiny and claims such as those made by David Grusch.